Home / 6,938,882.28-9,576,659.57-3,998,136.07

Finding the Fourth Proportional to 6,938,882.28, 9,576,659.57 and 3,998,136.07

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Solution

The fourth proportional to 6,938,882.28, 9,576,659.57 and 3,998,136.07 is: 5,518,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938,882.28 : 9,576,659.57 = 3,998,136.07 : x
  2. Step 2: Convert to fraction form
    6,938,882.28/9,576,659.57 = 3,998,136.07/x
  3. Step 3: Cross multiply
    6,938,882.28x = 9,576,659.57 × 3,998,136.07
  4. Step 4: Simplify right side
    6,938,882.28x = 38,288,788,048,907.84
  5. Step 5: Solve for x
    x = 38,288,788,048,907.84/6,938,882.28
  6. Step 6: Final answer
    x = 5,518,005.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.